US20120255758A1 - Extension Hose for Vacuum Cleaners - Google Patents
Extension Hose for Vacuum Cleaners Download PDFInfo
- Publication number
- US20120255758A1 US20120255758A1 US13/081,997 US201113081997A US2012255758A1 US 20120255758 A1 US20120255758 A1 US 20120255758A1 US 201113081997 A US201113081997 A US 201113081997A US 2012255758 A1 US2012255758 A1 US 2012255758A1
- Authority
- US
- United States
- Prior art keywords
- hose
- male connector
- female connector
- flexible hose
- electrically connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/38—Built-in suction cleaner installations, i.e. with fixed tube system to which, at different stations, hoses can be connected
Definitions
- the present invention relates to an extension hose for a vacuum cleaner, and more particularly, to such an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended.
- a centralized vacuum cleaning system is installed in apartments, offices, hospitals, hotels, and the like to implement a suction structure in which a strong suction force is applied to each unit compartment, and dust particles and foreign substances present on the surface of a floor are forcibly sucked into the each unit compartment using the suction force so as to be sent to a central dust collector, thereby providing a cleaner living environment to people.
- FIG. 1 is a view illustrating a centralized vacuum cleaning system
- FIG. 2 is a perspective view illustrating an inlet value mounted at a wall so as to be connected with a centralized vacuum cleaning system.
- the centralized vacuum cleaning system is constructed such that a central dust collector 1 is installed at a part of a building and a suction pipe 2 is installed to extend to each unit compartment to allow a suction force generated from the central dust collector 1 upon application of a power to be applied to each unit compartment (indoor).
- the suction pipe 2 is connected at one end thereof to the inlet valve 3 installed at a wall of a building.
- a male connector 4 a mounted at one end of a flexible hose 4 is fixedly fitted into the inlet valve 3 installed at the building wall so that the generated suction force can be transferred to even a vacuum cleaner 5 connected to the other end of the flexible hose 4 to clean the floor surface of each unit compartment. That is, since the flexible hose 4 includes an electric wire embedded therein, the power can be applied to the central vacuum cleaning system by the fitting connection of the flexible hose 4 to the inlet valve installed at the wall to cause the suction force generated from the central dust collector 1 to be transferred to the vacuum cleaner 5 to perform a vacuum cleaning function.
- the vacuum cleaner 5 includes a brush nozzle 5 a , an air pipe 5 b , and a handle 5 c .
- the flexible hose 4 is mounted at the handle 5 c in such a fashion as to fluidically communicate with the handle 5 c.
- Such a flexible hose 4 entails a drawback in that since it is limited in its length, the vacuum cleaning function cannot be performed in a range apart away more than a predetermined distance. In other words, since the vacuum cleaning operation can be carried out only in a range corresponding to the length of the flexible hose 4 , it is impossible to perform the vacuum cleaning operation in a range exceeding the length of the flexible hose 4 .
- the present invention has been made in order to solve the above-described problems occurring in the prior art, and it is an object of the present invention to provide an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended, thereby improving a convenience in use.
- the present invention provides an extension hose for a vacuum cleaner, which is adapted to allow a flexible hose to be extended, the flexible hose having one end to which the vacuum cleaner including a brush nozzle is connected and the other end at which a male connector is mounted so as to be fixedly fitted into an inlet valve installed at a wall of a building, the extension hose including; a hose body configured to have the same structure as that of the flexible hose so that the flexible hose can be extended, the hose body including an electric wire embedded therein; a female connector mounted at one end of the hose body in such a fashion as to be electrically connected with the electric wire embedded in the hose body to cause the female connector to be electrically connected with the male connector of the flexible hose, the female connector comprising a pair of ground terminals formed protrudingly on the inner circumferential surface thereof to have a predetermined tension through a ground spring so that the female connector is electrically contactingly connected with the male connector of the flexible hose; and a male connector 8
- extension hose for a vacuum cleaner further includes a cover mounted at an opening formed at one end of the female connector to allow the opening of the female connector to be opened or closed by an elastic restoring force of a spring.
- FIG. 1 is a view illustrating a centralized vacuum cleaning system
- FIG. 2 is a perspective view illustrating an inlet value mounted at a wall so as to be connected with a centralized vacuum cleaning system.
- FIG. 3 is a perspective view illustrating an extension hose for a vacuum cleaner according to the present invention.
- FIG. 4 is a perspective view illustrating a female connector mounted at one end of an extension hose for a vacuum cleaner according to the present invention
- FIG. 5 is a cross-sectional view taken along the line I-I shown in FIG. 4 ;
- FIG. 6 is a cross-sectional view taken along the line II-II shown in FIG. 5 ;
- FIG. 7 is a perspective view illustrating a male connector mounted at the other end of an extension hose for a vacuum cleaner according to the present invention.
- FIG. 8 is a cross-sectional view taken along the line III-III shown in FIG. 7 ;
- FIG. 9 is a cross-sectional view taken along the line IV-IV shown in FIG. 8 ;
- FIG. 10 is a view illustrating a use example of an extension hose for a vacuum cleaner according to the present invention.
- FIG. 3 is a perspective view illustrating an extension hose for a vacuum cleaner according to the present invention.
- the extension hose 6 is a sort of flexible hose that includes an electric wire 6 a embedded therein and is formed to have a certain length.
- the extension hose 6 includes a female connector 7 mounted at one end thereof and a male connector 8 mounted at the other end thereof.
- the extension hose 6 enables a flexible hose 4 to be extended. That is, a vacuum cleaner 5 including a handle 5 c , an air pipe 5 b , and a brush nozzle 5 a is connected to one end of the flexible hose 4 and a male connector 4 a is mounted at the other end of the flexible hose 4 so as to be fixedly fitted into an inlet valve 3 installed at the building wall.
- the flexible hose 4 can be extended by means of the extension hose 6 .
- FIG. 4 is a perspective view illustrating a female connector mounted at one end of an extension hose for a vacuum cleaner according to the present invention
- FIG. 5 is a cross-sectional view taken along the line I-I shown in FIG. 4
- FIG. 6 is a cross-sectional view taken along the line II-II shown in FIG. 5 .
- FIGS. 4 to 6 there is shown a female connector 7 mounted at one end of a hose body of the extension hose 6 for a vacuum cleaner according to the present invention.
- the female connector 7 is configured to allow the male connector 4 a mounted at the other end of the flexible hose 4 to be fixedly fitted thereinto.
- the female connector 7 has a fitting hole defined therein and the extension hose 6 includes a cover 9 mounted at one end of the female connector 7 to allow the fitting hole of the female connector 7 to be opened or closed by an elastic restoring force of a spring 9 a.
- the female connector 7 includes a pair of ground terminals 7 a and 7 b formed protrudingly on the inner circumferential surface of the fitting hole thereof so that the ground terminals can be electrically connected with the electric wire 6 a embedded in the extension hose 6 .
- the two ground terminals 7 a and 7 b are installed to have a predetermined tension so that when the male connector 4 a mounted at the other end of the flexible hose 4 is fitted into the female connector 7 , the flexible hose 4 is electrically connected with the extension hose 6 through the ground terminals 7 a and 7 b.
- the female connector 7 includes a ground spring 7 c mounted at one end of each of the two ground terminals 7 a and 7 b to have a predetermined tension, and a fastening screw 7 d that supports the ground spring 7 c .
- the electric wire 6 a is fixedly connected to the fastening screw 7 d so that the ground terminals 7 a and 7 b are electrically connected with the electric wire 6 a through the ground spring 7 c and the fastening screw 7 d.
- the ground terminals are electrically connected with a ground part mounted at the male connector 4 a . That is, when the male connector 4 a is fitted into the fitting hole, the ground part formed on the outer circumferential surface of the male connector 4 a is electrically connected with the ground terminals 7 a and 7 b while contactingly pushing the ground terminals upwardly.
- FIG. 7 is a perspective view illustrating a male connector mounted at the other end of an extension hose for a vacuum cleaner according to the present invention
- FIG. 8 is a cross-sectional view taken along the line III-III shown in FIG. 7
- FIG. 9 is a cross-sectional view taken along the line IV-IV shown in FIG. 8 .
- a male connector 8 mounted at the other end of the extension hose 6 for a vacuum cleaner according to the present invention.
- the male connector 8 is configured to be fixedly fitted into the inlet valve 3 installed at the wall of a building.
- the male connector 8 also includes a pair of ground pieces 8 a and 8 b formed exposedly on the outer circumferential surface thereof so that the ground pieces can be electrically connected with the electric wire 6 a embedded in the extension hose 6 .
- the two ground pieces 8 a and 8 b are installed to be disposed at both sides of the outer circumferential surface thereof so that when the male connector 8 is fitted into the inlet valve 3 , the extension hose 6 is electrically connected with the inlet valve 3 through the ground pieces 8 a and 8 b.
- the male connector 8 When the male connector 8 is fitted into the inlet valve installed at the building wall by means of the two ground pieces 8 a and 8 b , it is electrically connected with the ground part installed at the inlet valve 3 . That is, when the male connector 8 is fitted into the inlet valve 3 , the ground pieces 8 a and 8 b formed on the outer circumferential surface of the male connector 8 are electrically connected with the ground part of the inlet valve 3 while being brought into close contact with the ground part.
- FIG. 10 is a view illustrating a use example of an extension hose for a vacuum cleaner according to the present invention.
- the extension hose 6 is fittingly engaged into the inlet valve 3 installed at the wall of a building so as to be connected to a suction pipe 2 extending from a central dust collector 1 installed at a part of the building to the building wall to form a vacuum line to extend the flexible hose 4 enabling a vacuum cleaning operation so that a vacuum cleaning work can performed conveniently even at a remote position.
- the extension hose 6 is installed such that the electric wire 6 a embedded in the extension hose 6 is connected to the female connector 7 and the male connector 8 respectively mounted at one end and the other end of the extension hose 6 to allow the female connector 7 and the male connector 8 to be electrically connected with each other so that the flexible hose 4 can be extended while being electrically connected with the extension hose 8 .
- the present invention has an effect in that the flexible hose for a vacuum cleaner can be extended to a desired length, thereby improving a convenience in use.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
The present invention relates to an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended, thereby improving a convenience in use.
Description
- 1. Field of the Invention
- The present invention relates to an extension hose for a vacuum cleaner, and more particularly, to such an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended.
- 2. Background of the Related Art
- In general, a centralized vacuum cleaning system is installed in apartments, offices, hospitals, hotels, and the like to implement a suction structure in which a strong suction force is applied to each unit compartment, and dust particles and foreign substances present on the surface of a floor are forcibly sucked into the each unit compartment using the suction force so as to be sent to a central dust collector, thereby providing a cleaner living environment to people.
-
FIG. 1 is a view illustrating a centralized vacuum cleaning system, andFIG. 2 is a perspective view illustrating an inlet value mounted at a wall so as to be connected with a centralized vacuum cleaning system. - As shown in
FIGS. 1 and 2 , the centralized vacuum cleaning system is constructed such that acentral dust collector 1 is installed at a part of a building and asuction pipe 2 is installed to extend to each unit compartment to allow a suction force generated from thecentral dust collector 1 upon application of a power to be applied to each unit compartment (indoor). In this case, thesuction pipe 2 is connected at one end thereof to theinlet valve 3 installed at a wall of a building. - In addition, a
male connector 4 a mounted at one end of aflexible hose 4 is fixedly fitted into theinlet valve 3 installed at the building wall so that the generated suction force can be transferred to even avacuum cleaner 5 connected to the other end of theflexible hose 4 to clean the floor surface of each unit compartment. That is, since theflexible hose 4 includes an electric wire embedded therein, the power can be applied to the central vacuum cleaning system by the fitting connection of theflexible hose 4 to the inlet valve installed at the wall to cause the suction force generated from thecentral dust collector 1 to be transferred to thevacuum cleaner 5 to perform a vacuum cleaning function. Herein, thevacuum cleaner 5 includes abrush nozzle 5 a, anair pipe 5 b, and ahandle 5 c. Theflexible hose 4 is mounted at thehandle 5 c in such a fashion as to fluidically communicate with thehandle 5 c. - Such a
flexible hose 4, however, entails a drawback in that since it is limited in its length, the vacuum cleaning function cannot be performed in a range apart away more than a predetermined distance. In other words, since the vacuum cleaning operation can be carried out only in a range corresponding to the length of theflexible hose 4, it is impossible to perform the vacuum cleaning operation in a range exceeding the length of theflexible hose 4. - Accordingly, the present invention has been made in order to solve the above-described problems occurring in the prior art, and it is an object of the present invention to provide an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended, thereby improving a convenience in use.
- To achieve the above object, the present invention provides an extension hose for a vacuum cleaner, which is adapted to allow a flexible hose to be extended, the flexible hose having one end to which the vacuum cleaner including a brush nozzle is connected and the other end at which a male connector is mounted so as to be fixedly fitted into an inlet valve installed at a wall of a building, the extension hose including; a hose body configured to have the same structure as that of the flexible hose so that the flexible hose can be extended, the hose body including an electric wire embedded therein; a female connector mounted at one end of the hose body in such a fashion as to be electrically connected with the electric wire embedded in the hose body to cause the female connector to be electrically connected with the male connector of the flexible hose, the female connector comprising a pair of ground terminals formed protrudingly on the inner circumferential surface thereof to have a predetermined tension through a ground spring so that the female connector is electrically contactingly connected with the male connector of the flexible hose; and a
male connector 8 mounted at the other end of the hose body in such a fashion as to be electrically connected with the electric wire embedded in the hose body so as to be fitted into the inlet valve, the male connector comprising a pair of ground pieces formed exposedly on the outer circumferential surface thereof, the ground pieces serving as contact points so that the male connector can be electrically connected with the inlet valve. - In addition, the extension hose for a vacuum cleaner further includes a cover mounted at an opening formed at one end of the female connector to allow the opening of the female connector to be opened or closed by an elastic restoring force of a spring.
- The above and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the invention in conjunction with the accompanying drawings, in which:
-
FIG. 1 is a view illustrating a centralized vacuum cleaning system; -
FIG. 2 is a perspective view illustrating an inlet value mounted at a wall so as to be connected with a centralized vacuum cleaning system. -
FIG. 3 is a perspective view illustrating an extension hose for a vacuum cleaner according to the present invention; -
FIG. 4 is a perspective view illustrating a female connector mounted at one end of an extension hose for a vacuum cleaner according to the present invention; -
FIG. 5 is a cross-sectional view taken along the line I-I shown inFIG. 4 ; -
FIG. 6 is a cross-sectional view taken along the line II-II shown inFIG. 5 ; -
FIG. 7 is a perspective view illustrating a male connector mounted at the other end of an extension hose for a vacuum cleaner according to the present invention; -
FIG. 8 is a cross-sectional view taken along the line III-III shown inFIG. 7 ; -
FIG. 9 is a cross-sectional view taken along the line IV-IV shown inFIG. 8 ; and -
FIG. 10 is a view illustrating a use example of an extension hose for a vacuum cleaner according to the present invention. - Now, a preferred embodiment of the present invention will be descried hereinafter in more detail with reference to the accompanying drawings.
-
FIG. 3 is a perspective view illustrating an extension hose for a vacuum cleaner according to the present invention. - Referring to
FIG. 3 , there is shown anextension hose 6 for a vacuum cleaner. Theextension hose 6 is a sort of flexible hose that includes anelectric wire 6 a embedded therein and is formed to have a certain length. Theextension hose 6 includes afemale connector 7 mounted at one end thereof and amale connector 8 mounted at the other end thereof. - The
extension hose 6 enables aflexible hose 4 to be extended. That is, avacuum cleaner 5 including ahandle 5 c, anair pipe 5 b, and abrush nozzle 5 a is connected to one end of theflexible hose 4 and amale connector 4 a is mounted at the other end of theflexible hose 4 so as to be fixedly fitted into aninlet valve 3 installed at the building wall. Theflexible hose 4 can be extended by means of theextension hose 6. -
FIG. 4 is a perspective view illustrating a female connector mounted at one end of an extension hose for a vacuum cleaner according to the present invention,FIG. 5 is a cross-sectional view taken along the line I-I shown inFIG. 4 , andFIG. 6 is a cross-sectional view taken along the line II-II shown inFIG. 5 . - Referring to
FIGS. 4 to 6 , there is shown afemale connector 7 mounted at one end of a hose body of theextension hose 6 for a vacuum cleaner according to the present invention. Thefemale connector 7 is configured to allow themale connector 4 a mounted at the other end of theflexible hose 4 to be fixedly fitted thereinto. Thefemale connector 7 has a fitting hole defined therein and theextension hose 6 includes acover 9 mounted at one end of thefemale connector 7 to allow the fitting hole of thefemale connector 7 to be opened or closed by an elastic restoring force of aspring 9 a. - In addition, the
female connector 7 includes a pair ofground terminals electric wire 6 a embedded in theextension hose 6. The twoground terminals male connector 4 a mounted at the other end of theflexible hose 4 is fitted into thefemale connector 7, theflexible hose 4 is electrically connected with theextension hose 6 through theground terminals - As shown in
FIG. 6 , thefemale connector 7 includes aground spring 7 c mounted at one end of each of the twoground terminals fastening screw 7 d that supports theground spring 7 c. In addition, theelectric wire 6 a is fixedly connected to thefastening screw 7 d so that theground terminals electric wire 6 a through theground spring 7 c and thefastening screw 7 d. - Thus, when the
male connector 4 a mounted at the other end of theflexible hose 4 is fitted into the fitting hole of thefemale connector 7 via the twoground terminals male connector 4 a. That is, when themale connector 4 a is fitted into the fitting hole, the ground part formed on the outer circumferential surface of themale connector 4 a is electrically connected with theground terminals -
FIG. 7 is a perspective view illustrating a male connector mounted at the other end of an extension hose for a vacuum cleaner according to the present invention,FIG. 8 is a cross-sectional view taken along the line III-III shown in FIG. 7, andFIG. 9 is a cross-sectional view taken along the line IV-IV shown inFIG. 8 . - Referring to
FIGS. 7 to 9 , there is shown amale connector 8 mounted at the other end of theextension hose 6 for a vacuum cleaner according to the present invention. Themale connector 8 is configured to be fixedly fitted into theinlet valve 3 installed at the wall of a building. Themale connector 8 also includes a pair ofground pieces electric wire 6 a embedded in theextension hose 6. The twoground pieces male connector 8 is fitted into theinlet valve 3, theextension hose 6 is electrically connected with theinlet valve 3 through theground pieces - When the
male connector 8 is fitted into the inlet valve installed at the building wall by means of the twoground pieces inlet valve 3. That is, when themale connector 8 is fitted into theinlet valve 3, theground pieces male connector 8 are electrically connected with the ground part of theinlet valve 3 while being brought into close contact with the ground part. -
FIG. 10 is a view illustrating a use example of an extension hose for a vacuum cleaner according to the present invention. - Referring to
FIG. 10 , theextension hose 6 according to the present invention is fittingly engaged into theinlet valve 3 installed at the wall of a building so as to be connected to asuction pipe 2 extending from acentral dust collector 1 installed at a part of the building to the building wall to form a vacuum line to extend theflexible hose 4 enabling a vacuum cleaning operation so that a vacuum cleaning work can performed conveniently even at a remote position. That is, theextension hose 6 according to the present invention is installed such that theelectric wire 6 a embedded in theextension hose 6 is connected to thefemale connector 7 and themale connector 8 respectively mounted at one end and the other end of theextension hose 6 to allow thefemale connector 7 and themale connector 8 to be electrically connected with each other so that theflexible hose 4 can be extended while being electrically connected with theextension hose 8. - As described above, the present invention has an effect in that the flexible hose for a vacuum cleaner can be extended to a desired length, thereby improving a convenience in use.
- While the present invention has been described in connection with the exemplary embodiments illustrated in the drawings, they are merely illustrative embodiments, and the invention is not limited to these embodiments. It is to be understood that various equivalent modifications and variations of the embodiments can be made by a person having an ordinary skill in the art without departing from the spirit and scope of the present invention. Therefore, various embodiments of the present invention are merely for reference in defining the scope of the invention, and the true technical scope of the present invention should be defined by the technical spirit of the appended claims.
Claims (2)
1. An extension hose for a vacuum cleaner, which is adapted to allow a flexible hose to be extended, the flexible hose having one end to which the vacuum cleaner including a brush nozzle is connected and the other end at which a male connector 4 a is mounted so as to be fixedly fitted into an inlet valve installed at a wall of a building, the extension hose comprising;
a hose body configured to have the same structure as that of the flexible hose so that the flexible hose can be extended, the hose body including an electric wire embedded therein;
a female connector 7 mounted at one end of the hose body in such a fashion as to be electrically connected with the electric wire embedded in the hose body to cause the female connector to be electrically connected with the male connector 4 a of the flexible hose, the female connector comprising a pair of ground terminals formed protrudingly on the inner circumferential surface thereof to have a predetermined tension through a ground spring so that the female connector is electrically contactingly connected with the male connector of the flexible hose; and
a male connector 8 mounted at the other end of the hose body in such a fashion as to be electrically connected with the electric wire embedded in the hose body so as to be fitted into the inlet valve, the male connector comprising a pair of ground pieces formed exposedly on the outer circumferential surface thereof, the ground pieces serving as contact points so that the male connector can be electrically connected with the inlet valve.
2. The extension hose for vacuum cleaners according to claim 1 , further comprising a cover mounted at an opening formed at one end of the female connector 7 to allow the opening of the female connector to be opened or closed by an elastic restoring force of a spring 9 a.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US13/081,997 US20120255758A1 (en) | 2011-04-07 | 2011-04-07 | Extension Hose for Vacuum Cleaners |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US13/081,997 US20120255758A1 (en) | 2011-04-07 | 2011-04-07 | Extension Hose for Vacuum Cleaners |
Publications (1)
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US20120255758A1 true US20120255758A1 (en) | 2012-10-11 |
Family
ID=46965220
Family Applications (1)
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US13/081,997 Abandoned US20120255758A1 (en) | 2011-04-07 | 2011-04-07 | Extension Hose for Vacuum Cleaners |
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Cited By (22)
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US10405713B1 (en) * | 2016-01-27 | 2019-09-10 | Coltrin Central Vacuum Cleaning Systems, Inc. | Central vacuum cleaning system |
US10589050B2 (en) | 2012-11-14 | 2020-03-17 | Fisher & Paykel Healthcare Limited | Zone heating for respiratory circuits |
US10709866B2 (en) | 2014-05-13 | 2020-07-14 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
US10751498B2 (en) | 2014-03-17 | 2020-08-25 | Fisher & Paykel Healthcare Limited | Medical tubes for respiratory systems |
US10814091B2 (en) | 2013-10-24 | 2020-10-27 | Fisher & Paykel Healthcare Limited | System for delivery of respiratory gases |
US10828482B2 (en) | 2013-12-20 | 2020-11-10 | Fisher & Paykel Healthcare Limited | Humidification system connections |
US10960167B2 (en) | 2015-09-09 | 2021-03-30 | Fisher & Paykel Healthcare Limited | Zone heating for respiratory circuits |
US10974015B2 (en) | 2012-03-15 | 2021-04-13 | Fisher & Paykel Healthcare Limited | Respiratory gas humidification system |
US11058844B2 (en) | 2012-12-04 | 2021-07-13 | Fisher & Paykel Healthcare Limited | Medical tubes and methods of manufacture |
US11129956B2 (en) | 2012-04-27 | 2021-09-28 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
US11173272B2 (en) | 2014-05-02 | 2021-11-16 | Fisher & Paykel Healthcare Limited | Gas humidification arrangement |
US11278689B2 (en) | 2014-11-17 | 2022-03-22 | Fisher & Paykel Healthcare Limited | Humidification of respiratory gases |
US11311695B2 (en) | 2016-12-22 | 2022-04-26 | Fisher & Paykel Healthcare Limited | Medical tubes and methods of manufacture |
US11318270B2 (en) | 2011-06-03 | 2022-05-03 | Fisher & Paykel Healthcare Limited | Medical tubes and methods of manufacture |
US11324911B2 (en) | 2014-06-03 | 2022-05-10 | Fisher & Paykel Healthcare Limited | Flow mixers for respiratory therapy systems |
US11351332B2 (en) | 2016-12-07 | 2022-06-07 | Fisher & Paykel Healthcare Limited | Sensing arrangements for medical devices |
US11396035B2 (en) * | 2019-11-25 | 2022-07-26 | Resonance Technology, Inc. | MRI magnet room cleaning system |
US11511069B2 (en) | 2013-09-13 | 2022-11-29 | Fisher & Paykel Healthcare Limited | Humidification system |
US11559653B2 (en) | 2014-02-07 | 2023-01-24 | Fisher & Paykel Healthcare Limited | Respiratory humidification system |
USD1003552S1 (en) * | 2023-05-11 | 2023-10-31 | Guangzhou Fengxue Technology Co., Ltd. | Pipe for vacuum cleaner |
US11801360B2 (en) | 2013-09-13 | 2023-10-31 | Fisher & Paykel Healthcare Limited | Connections for humidification system |
US11992622B2 (en) | 2020-06-03 | 2024-05-28 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
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